EASY
12th CBSE
IMPORTANT
Earn 100

Define heliophytes and sciophytes. Name a plant from your locality that is either heliophyte or sciophyte.

Important Questions on Organisms and Populations

HARD
12th CBSE
IMPORTANT
Why do submerged plants receive weaker illumination than exposed floating plants in a lake?
EASY
12th CBSE
IMPORTANT

In a seashore, the benthic animals live in sandy, muddy and rocky substrata and accordingly developed the following adaptation.

Burrowing

Find suitable substratum against the adaptation. 

EASY
12th CBSE
IMPORTANT

In a seashore, the benthic animals live in sandy, muddy and rocky substrata and accordingly developed the following adaptation.

Building cubes

Find suitable substratum against the adaptation.

EASY
12th CBSE
IMPORTANT

In a seashore, the benthic animals live in sandy, muddy and rocky substrata and accordingly developed the following adaptation.

Holdfasts/peduncle

Find suitable substratum against the adaptation.

MEDIUM
12th CBSE
IMPORTANT

Categorize the following plant into hydrophyte, halophyte, mesophyte and xerophyte. Give reasons for your answer.

Salvinia

EASY
12th CBSE
IMPORTANT

Categorize the following plant into hydrophyte, halophyte, mesophyte and xerophyte. Give reasons for your answer.

Opuntia

MEDIUM
12th CBSE
IMPORTANT

Categorize the following plant into hydrophyte, halophyte, mesophyte and xerophyte. Give reasons for your answer.

Rhizophora

MEDIUM
12th CBSE
IMPORTANT

Categorize the following plants into hydrophytes, halophytes, mesophytes and xerophytes. Give reasons for your answer.

Mangifera