CROP PRODUCTION

CROP PRODUCTION

8th Grade

10 Qs

quiz-placeholder

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CROP PRODUCTION

CROP PRODUCTION

Assessment

Quiz

Biology

8th Grade

Practice Problem

Medium

Created by

KRISNAVENI R

Used 217+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The process of separation of grain seeds from the chaff is

harvesting

weeding

sowing

threshing

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The machine used for cutting and threshing of crops are called

moat

rahat

combine

plough

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following produces manures?

cattle dung

human waste

plant residue

all of these

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Weeds are defined as

useful plants present in the field .

undesirable pests present in the field

undesirable plants present in the field.

none of these

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rhizobium bacteria is present in the nodules of the roots of ____

wheat

leguminous plants

maize

onion

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The chemical used as weedicide is

a)2,4-Dichlorophenoxyacetic acid

b)malathion

c)boric acid

d)both a and b

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Before storing ,the grains are properly dried under sunlight.

True

False

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