Biology Quiz 1-3 Questions

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A substance accepting proton (hydrogen ion) is known as?

Base

What distinguishes saturated and unsaturated fats?

Presence of double carbon bonds

The nucleus of an atom consists of?

Proton and Neutron

What are the properties of water?

cohesion, adhesion, high specific heat, high heat of vaporization, less dense as a solid

All the living organisms in an ecosystem is called?

community

True or False, Organic compounds do not contain carbon

False

True or False, Water is a nonpolar covalent bond

False

True or False, ice water is more dense than liquid water

False

True or false, Lipids are hydrophilic

False

True or False, Humans are agents of both artificial selection and natural selection

True

True or false, Calification rate is positively related to Carbonate ion concentrations. (This is from coral reef ecosystems)

True

True or false, Most enzymes are made of proteins

True

Which one is NOT one of the properties of DNA?

Uracil as a part of pyrimidines

What are 4 major elements that make an organism?

Carbon, Nitrogen, Hydrogen, Oxygen

What is the fundamental unit of Life?

Cell

Mathane (CH4) is an example of?

Covalent bond

A protein losing its shape is known as?

Denature

What level of hierarchical organization seen in interactions between moose and the environment?

Ecosystem

A substance that cannot be broken down into other substances is known as?

Element

Protists belong to which deomain?

Eukarya

Red panda's false thumb is an example of what type of theme(s) in Biology?

Evolution

Which one is not produced by steroids (cholesterol)?

Hyaluronic acid

A proposed explanation for a set of observations is known as?

Hypothesis

NaCl (sodium chloride) is an example of?

Ionic bond

Which molecules are not polymers?

Lipids

A mechanism for evolution is known as?

Natural Selection

Which one is NOT the property(s) of Life?

No movement

Comparisons of DNA sequence are what type of class?

Observational

Find the energy-string carbohydrates

Starch, Glycogen

Partially hydrogenated fats are known as?

Trans fats


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