Class 7 Transportation In Animals And Plants CBSE Questions & Answers

Class 7 · Transportation In Animals And Plants

This is Science Class 7 Transportation in Animals and Plants CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Loss of water in form of water vapour from the aerial parts of plant through stomata is called
  • A
    Exudation
  • B
    Respiration
  • C
    Transportation
  • D
    Transpiration
    Correct
2
Adult human being has about ___________ litre of blood.
  • A
    4.5-5
  • B
    6-6.5
  • C
    5 -5.5
    Correct
  • D
    41337
3
Arteries that carries deoxygenated blood
  • A
    Pulmonary arteries
    Correct
  • B
    Renal arteries
  • C
    Pelvis arteries
  • D
    Portal arteries
4
Which of the following plasma protein is involved in the coagulation of blood?
  • A
    Globulin
  • B
    Amylase
  • C
    Fibrinogen
    Correct
  • D
    Albumin
5
Most of aquatic animals and body fish excrete nitrogenous wastes in form of
  • A
    Uric acid
  • B
    Keratin
  • C
    Urea
  • D
    Ammonia
    Correct
6
Upper two chambers of heart is called
  • A
    Septum
  • B
    Auricle
    Correct
  • C
    Rectum
  • D
    Ventricle
7
Malpighian tubules is excretory organ in
  • A
    Dog
  • B
    Cockroach
    Correct
  • C
    Earthworm
  • D
    Ascaris
8
The relaxation of cardiac chambers is called
  • A
    Pulse
  • B
    Heart beat
  • C
    Diastole
    Correct
  • D
    Systole
9
Clotting of blood takes place due to presence of
  • A
    Erythrocytes
  • B
    Platelets
    Correct
  • C
    Red blood cells
  • D
    White blood cells
10
Largest vein present in human body is called
  • A
    Vena cava
    Correct
  • B
    Aorta
  • C
    Tricuspid valve
  • D
    Septum
11
Removal of nitrogenous waste from the blood using machine is called
  • A
    Dialysis
    Correct
  • B
    Transportation
  • C
    Absorption
  • D
    Filtration
12
Osmoregulation is the process of
  • A
    Removal of nitrogenous waste
  • B
    Maintaining correct levels of blood in heart
  • C
    Maintaining correct amount of water in the body
    Correct
  • D
    Filtration of blood
13
Waste matter urea is transported by
  • A
    Lymph
  • B
    WBC
  • C
    RBC
  • D
    Blood
    Correct
14
Blood vessels that carries oxygenated blood away from the heart are called
  • A
    Vein
  • B
    Arteries
    Correct
  • C
    Tubules
  • D
    Capillaries
15
Blood is oxygenated in
  • A
    Lungs
    Correct
  • B
    Kidney
  • C
    Liver
  • D
    Heart