Digestion & Reproduction

What is a carnivore?

A carnivore is someone or something that eats meat.

What is a herbivore?

A herbivore is someone or something that eats vegetables/plants.

What is an epiglottis?

An epiglottis is a flap of cartilage that is used during swallowing to close the windpipe.

What is asexual reproduction in plants?

Asexual reproduction in plants is budding and vegetated propagation.

What is asexual reproduction?

Asexual reproduction requires only one parent. It does not involve sperm or eggs and the organism that is produced is genetically identical to its one parent.

What is bile?

Bile is a greenish liquid responsible for chemical digestion of fats.

What is Chemical digestion, how does it take place in the mouth?

Chemical digestion is the process of having chemicals break down the food. This occurs in the mouth when saliva breaks down the food.

What happens during embryonic development?

During embryonic development is in the first 8 weeks of conception where the cells are dividing and is getting blood systems.

What is external fertilisation in animals?

External fertilisation in animals is when the females leave the eggs below water and the male comes and fertilises it.

What is gastric juice?

Gastric juice is a thin colourless acid that is secreted by the stomach.

List some similarities of sexual reproduction between humans and flowering plants:

In both gametes need to join together and fertilise. IN both of them they have different DNA.

What is internal fertilisation in animals?

Internal fertilisation in animals is when animals have sex.

What is fetal development?

Is when you get bones, nerves system, brain and organs, and can function independantly

What is Mechanical digestion, how does it take place in the mouth?

Mechanical digestion is the process of mechanically breaking down food. In the mouth it is where biting and chewing takes place.

What are the changes in females during puberty?

• The breasts develop • The hips and thighs widen • Pubic and underarm hair develop • The ovaries start to produce eggs • Menstruation starts

What are the changes in males during puberty?

• The voice breaks • Hair grows on the face and the body • The body becomes more muscular • The genitals develop • Sperm are produced

How do parents care for their babies that are born externally?

Parents care for their babies that are born externally by leaving the eggs in the water.

How do parents care for their babies that are born internally?

Parents care for their babies that are born internally by giving birth to them and raising them until they are mature enough to live by themselves.

What is peristalsis?

Peristalsis is the process of swallowing.

What is the function of small intestine?

The function of the small intestine is to digest and absorb everything from the food.

What is the function of the stomach?

The function of the stomach is to secrete enzymes and acid to digest food.

Compare plant to human reproductive parts:

Plants have ovule and pollen, style and humans have sperm, egg, cervix.

What is puberty?

Puberty is when the pituitary gland inside the brain, releases hormones that tell either the ovaries or the testes to start producing sex hormones.

Why is reproduction important?

Reproduction is important to prevent species from going extinct.

What is sexual reproduction in flowering plants?

Sexual reproduction in flowering plants is when there is a fusion of gametes. Makes a fertilisation. The male gametes is pollen and the female gametes is ovum.

What is sexual reproduction?

Sexual reproduction occurs when 2 reproductive cells called gametes come together in a process called fertilization.

List the parts in a male reproductive system:

Testis: Create sperm and are held outside the body otherwise the sperm would be killed. Epididymis: Holds the testis. Urethra: The duct by which urine is conveyed out of the body from the bladder, and which males also convey semen. Vas deferens: The duct which conveys sperm from the testicle to the urethra. Prostate Gland: A gland surrounding the neck of the bladder in males and releases a fluid component of semen. Bladder: The bladder holds the urine until it is released. Seminal vesicle: It secretes the components of the semen. Cowper's gland: A pair of small glands that open into the urethra at the base of the penis and secrete a constituent of seminal fluid. Penis: Places sperm in the vagina.

What is the difference between asexual and sexual reproduction?

The difference between asexual and sexual reproduction is that The main differences between them are that sexual reproduction needs a male and female where, as asexual reproduction only requires one gender.

What is the digestive process in a herbivore?

The digestive process of a herbivore is quite complex. As it is a long digestive tract as plants are hard to collect nutrients from. They also have a large caecum that helps to along with enzymes breakdown the plant material and cellulose.

What is the digestive process in a carnivore?

The digestive system in a carnivore is a short intestine and colon. This is used to process the large amount of meat.

What are the 4 types of teeth?

The four types of teeth are Molars, Canine, Incisors and Premolars.

What is the function of bile?

The function of bile is to digest and absorb fats.

What is the function of gastric juice?

The function of gastric juice is to activate the stomach glands into promoting digestion.

What is the function of the premolars and molars?

The function of premolars and molars are to grind the food into smaller sizes.

What is the function of the canines?

The function of the canine teeth are to hold onto the food as it is ripped apart.

What is the function of the epiglottis?

The function of the epiglottis is to close the end of the windpipe to stop food from entering your lungs.

What is the function of the incisors?

The function of the incisors are to bite off pieces to a smaller size to swallow.

What is the function of the large intestine?

The function of the large intestine is to digest the food and remove any water and remaining nutrients.

What is the function of the mouth?

The function of the mouth is to breakdown the large pieces into smaller pieces so they can go down our digestive tract in order to be processed. The mouth is the first step in the digestive process.

What is the menstrual cycle?

The menstrual cycle is a 28 day cycle that is driven by the release of hormones. It occurs if the egg has not been fertilised over the cycle of the 14 days.

Describe the process of peristalsis?

The process of peristalsis is when the muscles of the oesophagus push the ball of food down the tube.

What is the purpose of sexual reproduction in flowering plants?

The purpose of sexual reproduction in flowering plants is to create new offspring with different characteristics to survive diseases.

What are the reproductive features of runners in plants?

The reproductive features of runners in plants are when a segment of a plant grows a root of the side of it and a new plant grows from it.

List the reproductive structure in a flowering plant:

The reproductive structure in a flowering plant is:

What is the role of the placenta?

The role of the placenta is to feed the baby when you are pregnant.

How do animals that are fertilised internally, develop?

They are fertilised in the uterus.

How do animals that are fertilised externally, develop?

They develop in an egg case, and when they are mature they break out of it.

List the parts in a female reproductive system:

Urethra: The duct by which urine is conveyed out of the body from the bladder, and which in male vertebrates also conveys semen. Oviduct:Carries the egg to the uterus Ovary: Produces the eggs Cervix: The cervix contracts to hold the baby in during pregnancy and opens when the baby is about to be born. Vagina: Is an elastic muscular canal that allows the male penis to be inserted into and sperm deposited during sexual intercourse. The baby also comes out of her and so does urine. Bladder: The bladder holds the urine until it is released.