Match the items given in column A and B: Column A Column B a Cata… - Vidyadip

Question

Match the items given in column A and B:

Column A		Column B
a	Catalytic converter	i	Particulate matter
b	Electrostatic precipitator	ii	Carbon monoxide and nitrogen oxides
c	Earmuffs	iii	High noise level
d	Landfills	iv	Solid wastes

✓

Answer

Column A		Column B
a	Catalytic converter	ii	Carbon monoxide and nitrogen oxides
b	Electrostatic precipitator	i	Particulate matter
c	Earmuffs	iii	High noise level
d	Landfills	iv	Solid wastes

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "5 Marks Questions" from Environmental Issues→Environmental Issues — all question types→BIOLOGY STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

What is cancer? Write the main types of cancer. Name at least three deadly signs of cancer.

What is rDNA? Explain the technique of cloning rDNA.

Can you list 10 recombinant proteins which are used in medical practice? Find out where they are used as therapeutics (use the internet).

A. Cryptorchidism is a condition in which the testes fail to descend into the scrotum. It can also lead to compromised Sertoli cell function and has an impact on Leydig cell function.
(i) Identify at least 3 parameters of male fertility which get affected due to cryptorchidism.
(ii) Which process will be affected if mature spermatids are not released from Sertoli cells?
(iii) Name and explain one assisted reproductive technology (ART process) in which the sperm/semen is used to assist fertilization.
(iv) Name and explain the assisted reproductive technology that should be used to complete the development of embryos I and II shown in the figure given below.

What is meant by germplasm collection? What are its benefits?

Answer the following questions:
Explain Polygenic inheritance and Multiple allelism with the help of suitable examples.

Describe the functions of the following:
Seminiferous tubules.

i. Why must a cell be made 'competent' in biotechnology experiments? How does calcium ion help in doing so?
ii. State the role of 'biolistic gun' in biotechnology experiments.

Angiosperm flowers may be monoecious, cleistogamous or show self-incompatibility. Describe the characteristic features of each one of them and state which one of these flowers promotes inbreeding and outbreeding respectively.

Justify the following statement in terms of ecosystem dynamics. “Nature tends to increase the gross primary productivity, while man tends to increase the net primary productivity”.