Question

1 A) Attempt the following. 5.

i. Skin : Keratin : : Blood : .................................

ii. Rewrite the food-chain given below with correct sequence.

iii. Grasshopper – Snake – Paddy field – Eagle – Frog

iv. IT Act 2000 is to control the ......................

v. Mention any one benefit of biotechnology to the agriculture.​

Answer 1

Answer:

i. Haemoglobin

ii. Paddy field-Grasshopper-Frog-Snake-Eagle

iii.

iv.We can grow agriculture with natural fertilisers so that it gives us good healthy fruits and vegetables.

Answer 2

Answer:

1. Haemoglobin
2. Grasshopper – Snake – Paddy field – Eagle – Frog
3. Paddy field ← grasshopper ← frog ← snake ← eagle
4. cyber crimes
5. Biotechnology helps in the production of crops that are resistant to pests and insects. Bt Brinjal and Bt cotton are examples of plants that are resistant to the insects such as Pink gallworms. Recombinant DNA that of Bacillus thuringiensis strains that produce CRY protein that is toxic to the insects and causes their death, this provides the crop plants with resistance to insects.