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Plant Breeding

Total soal: 12

Worksheet time: 4mins

Nama
Kelas
Tanggal
1.

Plant breeding is the ______________ of plants in order to create desired plant types.

a)

Breeding

b)

Manipulation

c)

Crossing

2.

Thale Cress is an example of

a)

Inbreeding

b)

Hybrid breeding

c)

Genetic engineering

3.

Conventional plant breeding dates back to (a)  

4.

The entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called

a)

Protoplasm

b)

Collection of variability

c)

Germplasm collection

d)

Plant collection

5.

Cross-hybridization is a very time-consuming and tedious process

a)

True

b)

False

6.

Breeding for disease resistance requires

a)

a good source of resistance

b)

Planned hybridisation

c)

Diseases test

d)

all of these

7.

The new varieties of plants are produced by

a)

Introduction and mutation

b)

Selection and hybridisation

c)

Mutation and Selection

d)

Selection and Introduction

8.

The noble-laureate that successfully crossed and produced the semi dwarf wheat hybrid is :

a)

Norman E Borulag

b)

M.S. Swaminathan

c)

Kalyan Sona

d)

Jaya Ratna

9.

The rice crop hybrids that were produced in India are:

a)

Ratna

b)

IR – 8

c)

Sonalika

d)

Jaya

10.

The botanical name of Sugarcane is:

a)

Oryza sativum

b)

Saccharum barberi

c)

Pisum Sativum

d)

Triticum

11.

Backrossing involves crossing

a)

Parent and parent

b)

Hybrid and hybrid

c)

Parent and hybrid

12.

Agriculture accounts for __________ per cent of India's GDP

a)

62

b)

30

c)

33

d)

70