MCQ
Which one statement is correct regarding man made ecosystem
- AThey are highly efficient
- BThey are poor in diversity
- CThey are vulnerable to drought, floods and diseases
- ✓All are correct
✓
Answer
Correct option: D.
All are correct
d
It’s obvious.
It’s obvious.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Bladderwort and Venus fly trap are examples of
Among the following which is not characteristic feature of bryophyta
Assertion : Replication and transcription occur in the nucleus but translation takes place in the cytoplasm.
→Reason : $mRNA$ is transferred from the nucleus into cytoplasm where ribosomes and amino acids are available for protein synthesis.
Phytotron is a device by which:
Phycoerythrin is the major pigment in
Which one of the option is correct?
Recombination is involved in the process of
After fertilization the outer integument forms
The "power house" of a cell is ………
Choose the correct one for flower from given statements.
(i) A flower is a modified shoot where in the shoot apical meristem changes to floral meristem.
(ii) The arrangement of flowers on the floral axis is termed as inflorescence.
(iii) In racemose type of inflorescences the main axis continues to grow, the flowers are borne in a basipetal order.
(iv) In cymose type of inflorescence the main axis is limited in growth and terminates in a flower, the flowers are borne laterally in an acropetal succession.
(v) Different parts of flower arranged successively on the swollen end of the stalk or pedicel, called thalamus or receptacle.
(i) A flower is a modified shoot where in the shoot apical meristem changes to floral meristem.
(ii) The arrangement of flowers on the floral axis is termed as inflorescence.
(iii) In racemose type of inflorescences the main axis continues to grow, the flowers are borne in a basipetal order.
(iv) In cymose type of inflorescence the main axis is limited in growth and terminates in a flower, the flowers are borne laterally in an acropetal succession.
(v) Different parts of flower arranged successively on the swollen end of the stalk or pedicel, called thalamus or receptacle.