Catabolic and anabolic pathways are often coupled in the cell because(a) Both the paths have the same energy.(b) The free energy released from one pathway is used to drive another.(c) The intermediates of a catabolic pathway are used in the anabolic pathway.(d) Their enzymes are controlled by their activators and inhibitors.

Which of the following is a component of ETS in mitochondria?

• A. Phytochrome
• B. Plastocyanin
• C. Cytochrome oxidase
• D. Carotenoids

Which of the following is an example of a producer?

• A) Sun
• B) Fern
• C) Chestnut
• D) Ant

Which of the following is an incorrect match for chlorophyll type?

• A. Chlorophyll a- green algae
• B. Chlorophyll d- diatoms
• C. Chlorophyll c- diatoms and brown algae
• D. Chlorophyll d- Red algae

Which of the following is an r-strategist?

• A) Human
• B) Insect
• C) Rhinoceros
• D) Whale

Which of the following is correct about a flower? It is a modified

• (a) Root
• (b) Shoot
• (c) Leaf
• (d) Inflorescence