Which of the following is incorrect with respect to Cardiac muscle tissue?

(1) Contractile tissue

(2) No cell junctions

(3) Contract as a unit

(4) Intercalated discs are present

Subtopic:  Cardiac Muscle & Smooth Muscle |
 84%
From NCERT
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Find the wrong statement with respect to neural tissue. 

(1) Neuroglia make nearly half the volume of neural tissue

(2) Neuroglia protect and support neurons

(3) Neural tissue controls the body's responsiveness to changing conditions

(4) Stimulation of neurons cause the electrical disturbance in plasma membrane.

Subtopic:  Nervous Tissue |
From NCERT
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Human heart has which type of tissue?

1. Epithelial

2. Connective

3. Muscular

4. More than one option is correct

Subtopic:  Cardiac Muscle & Smooth Muscle |
 78%
From NCERT
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Which of the following statements is incorrect with respect to cockroach?

(1) Tropical regions have witnessed bright yellow, red and green colored cockroaches

(2) Their size ranges from ¾ inches to 3 inches

(3) Nocturnal omnivores

(4) Serious pest and vector of several diseases

Subtopic:  Cockroach: Intro & External Morphology |
 75%
From NCERT
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Sexual dimorphism in case of cockroaches are observed-

(1) Males having longer wings than female

(2) Presence of caudal style in male

(3) Presence of caudal style in female

(4) More than one option is correct

Subtopic:  Cockroach: Intro & External Morphology |
From NCERT
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The hardened plates of exoskeleton ventrally is known as

(1) Sclerites

(2) Tergites

(3) Sternites

(4) Ternites

Subtopic:  Cockroach: Intro & External Morphology |
 66%
From NCERT
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Arthrodial membrane in cockroach is

(1) Articular membrane

(2) Thin

(3) Flexible

(4) All of these

Subtopic:  Cockroach: Intro & External Morphology |
 88%
From NCERT
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A pair of antennae arise from

(1) Membranous sockets

(2) Ocellus

(3) Compound eye

(4) Maxilla

Subtopic:  Cockroach: Head & Mouth Parts |
 73%
From NCERT
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Which one is odd with respect to cockroach

(1) Chewing and biting type mouth parts

(2) Flexible neck

(3) Sensory receptors in antennae

(4) Head is formed by fusion of 8 segments

Subtopic:  Cockroach: Head & Mouth Parts |
 91%
From NCERT
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Which of the following is not suitable for hypopharynx?

(1) A median lobe

(2) Flexible

(3) Acting a tongue

(4) Formed by one of the segments of head

Subtopic:  Cockroach: Head & Mouth Parts |
 76%
From NCERT
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