1-3
What emerges from the seed and pushes into the soil?
Radicle
Which plant hormone is known as the stress hormone
Abscisic acid
Which of the following does NOT accurately describe weeds?
Are mainly human inventions which have been selected for particular traits
Which of the following is another name for a non-vascular plant?
Bryophyte
Which of the following is a macronutrient?
Calcium
Where is rough endoplasmic reticulum located
Cytoplasm
Which of the following is NOT a characteristics of a vacuole?
Does not contain a nuclei
Which of the following best describes a dichotomous key?
Identifies plants by a series of choices between pairs of alternatives
What two main phases comprise the cell cycle in plants
Interphase and mitosis
Which of the following is NOT a characteristic of the nucleus?
Is spherical, rod-shaped organelles
Which of the following is NOT true about fertilizer?
It is required for plant growth.
What factor of light has proven to be the most critical to floral development?
Length of uninterrupted dark periods
Which of the following is NOT a phase in the cell cycle?
M2 phase
Which cell structure has a double membrane surrounding it
Mitochondria
What are small organelles found in large numbers in the cytoplasm of a cell called?
Ribosomes
Which of the following is an example of a quantitative trait?
Seed yield
Which of the following involves the combination of two haploid sex cells to create an individual
Sexual reperduction
Which of the following has led to an estimated 70 to 90 percent increase in food production according to the World Bank?
Sustainable agriculture
In which phase does the cell replicate its DNA?
Synthesis phase
What must occur in order for plants to grow?
The rate of photosynthesis must be greater than the rate of respiration.
Which of the following is NOT a function of carbohydrates?
Transportation of solutes across cell membran
Which of the following best describes vascular tissue?
Transports food, water, hormones and minerals throughout the plant
Which of the following plant types makes up about 80 percent of all plants?
Vascular plant
Which of the following is NOT a type of tissue found in plants?
non living
How many primary roots are in a taproot system?
one
In alternate leaf patterns, how many leaves are produced at each node?
one
What is the first stage of mitosis?
prophase
Which of the following is NOT a term which describes the pH of soil?
active
