Quiz about Biology SB5

Question 1

The diagram shows a simple food chain. Which organism in the food chain receives energy as a secondary consumer?

Accepted Answer

snake

Answer

wheat

Answer

mouse

Answer

kestrel

Question 2

What must be present in an environment for a producer to maintain its function in an energy pyramid?

Accepted Answer

sunlight

Answer

carnivores

Answer

parasites

Answer

herbivores

Question 3

A food pyramid is shown below. Which of the following describes the energy transfer between the levels in the food pyramid?

Accepted Answer

Energy travels up the food pyramid.

Answer

Energy stays in the lowest level in the food pyramid.

Answer

Energy stays in the highest level in the food pyramid.

Answer

Energy travels down the food pyramid.

Question 4

Which of the following statements is true of photosynthesis?

Accepted Answer

Sunlight provides the energy for the process.

Answer

Chlorophyll in animal cells helps convert light energy to food energy.

Answer

Oxygen is taken in and carbon dioxide is released.

Answer

Glucose is taken in and water is produced.

Question 5

Which of the following molecules is present in all living organisms?

Accepted Answer

carbon

Answer

sulfur

Answer

silicon

Answer

calcium

Question 6

Which organisms are always on the first level in a food chain?

Accepted Answer

autotrophs

Answer

herbivores

Answer

consumers

Answer

heterotrophs

Question 7

Read the passage "A Food Chain on TV" in the box If Khloe were to draw a food chain for the environment on the nature program, to which living thing should the last arrow point?

Accepted Answer

cheetah

Answer

grass

Answer

zebra

Answer

shrubs

Question 8

A food web is shown. Which organisms feed on both producers and decomposers?

Accepted Answer

Protozoa

Answer

Amphipods

Answer

Crayfish

Answer

Catfish

Question 9

Which of the following is a primary function of the cell membrane?

Accepted Answer

B) To control the movement of substances in and out of the cell

Answer

A) To store genetic information

Answer

C) To produce energy for the cell

Answer

D) To synthesize proteins

Question 10

What is the role of chlorophyll in photosynthesis?

Accepted Answer

B) It absorbs sunlight

Answer

A) It absorbs water

Answer

C) It releases oxygen

Answer

D) It stores glucose

Question 11

Which of the following best describes the process of osmosis?

Accepted Answer

C) Movement of water from high to low solute concentration

Answer

A) Movement of solutes from high to low concentration

Answer

B) Movement of water from low to high solute concentration

Answer

D) Movement of solutes from low to high concentration

Question 12

In a food web, which organisms are considered producers?

Accepted Answer

C) Plants

Answer

A) Herbivores

Answer

B) Carnivores

Answer

D) Decomposers

Question 13

What is the primary purpose of cellular respiration?

Accepted Answer

A) To convert glucose into energy

Answer

B) To produce oxygen

Answer

C) To create proteins

Answer

D) To store genetic information

Question 14

Which of the following is a characteristic of enzymes?

Accepted Answer

C) They are specific to substrates

Answer

A) They are consumed in the reactions they catalyze

Answer

B) They increase the activation energy of reactions

Answer

D) They are made of carbohydrates

Question 15

Which of the following is an example of a symbiotic relationship?

Accepted Answer

B) A bee pollinating a flower

Answer

A) A lion hunting a zebra

Answer

C) A cat chasing a mouse

Answer

D) A bird building a nest in a tree

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