0

Agriculture - 7 (B.Sc. Agriculture)

Description: Agriculture - 7
Number of Questions: 15
Created by:
Tags: Agriculture - 7 Fruit Crop Improvement Transport of Carbon Dioxide Kingdom Plantae Plant Diseases Micronutrients and Macronutrients Flower
Attempted 0/15 Correct 0 Score 0

________ has the maximum energy value per 100 gram of edible portion.

  1. Banana

  2. Sweet biscuits

  3. Rice

  4. Maize


Correct Option: B
Explanation:

100 grams of biscuits release 450 kcal of energy. 

The study of life cycle of a pathogen on its host plant is called

  1. pathology

  2. phytopathology

  3. etiology

  4. symptomatology

  5. none of these


Correct Option: C
Explanation:

The study of the life cycle of a pathogen on its host plant is called etiology.

Pigmented epithelium can be found in

  1. ovaries

  2. nasal cambers

  3. retina

  4. pancreatic cells


Correct Option: C
Explanation:

The pigmented layer of retina or retinal pigment epithelium (RPE) is the pigmented cell layer just outside the neurosensory retina that nourishes retinal visual cells and is firmly attached to the underlying choroid and overlying retinal visual cells.

______ is rich in vitamin C.

  1. Orange

  2. Gram

  3. Fish

  4. Mango


Correct Option: A

Which of the following fruits is a rich source of iron?

  1. Jamun

  2. Karonda

  3. Loquat

  4. Guava


Correct Option: A

The botanical name of red pepper is

  1. Solanum melongina

  2. Allium sativum

  3. Capsicum annum

  4. Capsicum frutescens

  5. None of these


Correct Option: C
Explanation:

Capsicum annum

___________ is a modern method of irrigation.

  1. Moat

  2. Sprinkler system

  3. Dhekli

  4. Rahat


Correct Option: B
Explanation:

Sprinkler system is a modern method. In this method, water is supplied through a nozzle in the form of sprinkle. It saves the excess use of water.

______ will be the first stable product when CO2 is added to phosphoenol pyruvic acid.

  1. Phosphoglycolate

  2. Pyruvate

  3. Glyceraldehyde-3-phosphate

  4. Oxaloacetate

  5. Phosphoglycerate


Correct Option: D
Explanation:

Oxaloacetate will be the first stable product. Oxaloacetate will be the first stable product.

________ is not a feature of pteridophytes.

  1. Rhizoids

  2. Vascular tissue

  3. Embryo

  4. Rhizome


Correct Option: A

_________ does not have hypogynous flowers.

  1. Mustard

  2. China rose

  3. Brinjal

  4. Rose


Correct Option: D
Explanation:

 The flower is described as hypogynous if the gynoecium occupies the highest position, while the other parts are situated below it.

The plant disease which is caused by a bacteria is

  1. corn smut

  2. citrus canker

  3. wheat leaf rust

  4. red rot of sugarcane

  5. potato late blight


Correct Option: B
Explanation:

Citrus canker is a disease affecting citrus species that is caused by the bacterium Xanthomonas axonopodis.

Which of the following methods of food preservation inhibits sprouting potatoes?

  1. Adding salt or sugar

  2. Freezing

  3. Ionising radiation

  4. Smoking


Correct Option: C
Explanation:

This method is used for sterilising  spices whose flavour changes with heating. It inhibits sprouting potatoes and extends shelf life of strawberries and mushrooms.

While sowing seeds, the fertiliser commonly used contains

  1. nitrates

  2. potash

  3. phosphorous

  4. calcium


Correct Option: A

Which of the following is not a vegetable?

  1. Celery

  2. Spinach

  3. Beet

  4. Tomato


Correct Option: D
Explanation:

Tomato is a  fruit.

______ develops from any part of the flower other than the ovary. It may develop from the receptacle or the calyx.

  1. Simple fleshy fruit

  2. Aggregate fruit

  3. False fruit

  4. Composite or multiple fruit


Correct Option: C
- Hide questions