Uditi

Gajanan

Asked: February 23, 2021In: Class 11 Biology

Explain the following processes: (a) Polarisation of the membrane of a nerve fibre (b) Depolarisation of the membrane of a nerve fibre (c) Conduction of a nerve impulse along a nerve fibre (d) Transmission of a nerve impulse across a chemical synapse

NCERT Solutions for Class 11 Biology Chapter 21 Neural Control and Coordination Important Board Questions Neural Control and Coordination NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 3

Gajanan

Asked: February 23, 2021In: Class 11 Biology

Compare the following: (a) Central neural system (CNS) and Peripheral neural system (PNS) (b) Resting potential and action potential (c) Choroid and retina

NCERT Solutions for Class 11 Biology Chapter 21 Neural Control and Coordination Important Board Questions Neural Control and Coordination NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 2

Gajanan

Asked: February 23, 2021In: Class 11 Biology

Briefly describe the structure of the following: (a) Brain (b) Eye (c) Ear

NCERT Solutions for Class 11 Biology Chapter 21 Neural Control and Coordination Important Board Questions Neural Control and Coordination NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 1

Sabita Anand

Asked: February 23, 2021In: Class 11 Biology

Define sliding filament theory of muscle contraction.

NCERT Solutions for Class 11 Biology Chapter 20 Locomotion and Movement Important Board Questions Locomotion and Movement NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 2

Sabita Anand

Asked: February 23, 2021In: Class 11 Biology

Fill in the blank spaces: (a) All mammals (except a few) have cervical vertebra. (b) The number of phalanges in each limb of human is (c) Thin filament of myofibril contains 2 ‘F’ actins and two other proteins namely and . (d) In a muscle fibre Ca++ is stored in (e) and pairs of ribs are called floating ribs. (f) The human cranium is made of bones.

NCERT Solutions for Class 11 Biology Chapter 20 Locomotion and Movement Important Board Questions Locomotion and Movement NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 10

Sabita Anand

Asked: February 23, 2021In: Class 11 Biology

How do you distinguish between a skeletal muscle and a cardiac muscle?

NCERT Solutions for Class 11 Biology Chapter 20 Locomotion and Movement Important Board Questions Locomotion and Movement NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 8

Sabita Anand

Asked: February 23, 2021In: Class 11 Biology

What are the different types of movements exhibited by the cells of human body?

NCERT Solutions for Class 11 Biology Chapter 20 Locomotion and Movement Important Board Questions Locomotion and Movement NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 7

Sabita Anand

Asked: February 23, 2021In: Class 11 Biology

Write the difference between: (a) Actin and Myosin (b) Red and White muscles (c) Pectoral and Pelvic girdle

NCERT Solutions for Class 11 Biology Chapter 20 Locomotion and Movement Important Board Questions Locomotion and Movement NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 5

Sabita Anand

Asked: February 23, 2021In: Class 11 Biology

Describe the important steps in muscle contraction.

NCERT Solutions for Class 11 Biology Chapter 20 Locomotion and Movement Important Board Questions Locomotion and Movement NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 3

Ikesh

Asked: February 23, 2021In: Class 11 Biology

Fill in the gaps: (a) Fill in the blanks Ascending limb of Henle’s loop is ________to water whereas the descending limb is_ to it. (b) Fill in the blanks Reabsorption of water from distal parts of the tubules is facilitated by hormone____. (c) Fill in the blanks Dialysis fluid contains all the constituents as in plasma except . (d) Fill in the blanks A healthy adult human excretes (on an average) _ gm of urea/day.

NCERT Solutions for Class 11 Biology Chapter 19 Excretory Products and their Elimination Important Board Questions Excretory Products and their Elimination NCERT Books for Session 2022-2023 CBSE Board and UP Board Question : 12

Uditi

Explain the following processes: (a) Polarisation of the membrane of a nerve fibre (b) Depolarisation of the membrane of a nerve fibre (c) Conduction of a nerve impulse along a nerve fibre (d) Transmission of a nerve impulse across a chemical synapse

Compare the following: (a) Central neural system (CNS) and Peripheral neural system (PNS) (b) Resting potential and action potential (c) Choroid and retina

Briefly describe the structure of the following: (a) Brain (b) Eye (c) Ear

Define sliding filament theory of muscle contraction.

How do you distinguish between a skeletal muscle and a cardiac muscle?

What are the different types of movements exhibited by the cells of human body?

Write the difference between: (a) Actin and Myosin (b) Red and White muscles (c) Pectoral and Pelvic girdle

Describe the important steps in muscle contraction.

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