Biology - Study Mode

[#881] Every ecosystem must have
Correct Answer

(A) Autotrophs

Explanation

Solution: Every ecosystem must have Autotrophs.

[#882] Silviculture is the branch of botany in which we study about
Correct Answer

(B) Development of forest

Explanation

Solution: Silviculture is the branch of botany in which we study about the development of forest.

[#883] Which of the following is an Autotroph?
Correct Answer

(B) Algae

Explanation

Solution: An autotroph is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals. Algae is an autotroph.

[#884] The energy in most ecosystems comes from
Correct Answer

(C) Sun

Explanation

Solution: The vast majority of energy in food webs originates from the sun. Energy is not recycled in ecosystems and each ecosystem requires a continuous input of energy to sustain it. There is some energy transformed at each level of the food chain or food web in an ecosystem.

[#885] Study of typical behaviour of organisms in their natural habitat is called
Correct Answer

(C) Ethology

Explanation

Solution: Ethology is a field of basic biology, like ecology or genetics. It focuses on the behaviors of diverse organisms in their natural environment. Comparative psychology is an extension of work done in human psychology.