What is the correct pathway of a reflex arc?
Anonymous Quiz
9%
Effector → Motor Neuron → Spinal Cord → Sensory Neuron → Receptor
18%
Receptor → Motor Neuron → Brain → Sensory Neuron → Effector
62%
Receptor → Sensory Neuron → Spinal Cord → Motor Neuron → Effector
12%
Sensory Neuron → Spinal Cord → Receptor → Motor Neuron → Effector
In the context of plant movements, roots growing downwards is an example of:
Anonymous Quiz
23%
Negative phototropism
40%
Positive geotropism
11%
Negative hydrotropism
26%
Both A and B
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The thinking part of the human brain, responsible for memory, intelligence, and voluntary actions, is the:
Anonymous Quiz
19%
Cerebellum
17%
Medulla oblongata
55%
Cerebrum
9%
Hypothalamus
Which plant hormone promotes cell division and is found in high concentrations in fruits and seeds?
Anonymous Quiz
11%
Abscisic acid
58%
Cytokinin
19%
Gibberellin
11%
Ethylene
The wilting of leaves and dormancy of buds in plants is caused by which growth-inhibiting hormone?
Anonymous Quiz
16%
Auxin
19%
Gibberellin
56%
Abscisic acid
10%
Cytokinin
Involuntary actions like blood pressure, salivation, and vomiting are controlled by the:
Anonymous Quiz
11%
Cerebrum
27%
Cerebellum
17%
Pons
45%
Medulla
A deficiency of which hormone leads to diabetes mellitus, a condition characterized by high blood sugar levels?
Anonymous Quiz
13%
Glucagon
12%
Thyroxine
11%
Growth Hormone
64%
Insulin
❤3
✨ Quote of the Day
The quiz is just one step. The knowledge you've gained is the true victory.
The quiz is just one step. The knowledge you've gained is the true victory.
✅ Today's quiz on Control and Coordination is complete! Well done! 🎉
❤1
➡️ Tomorrow's Topic
How do Organisms Reproduce?
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NEXT QUIZ IN @Class_10_notes in which quiz is going to start in 1 minute.
How do Organisms Reproduce?
📍 Channel: @class_10_science_notes
See you tomorrow! 👋
NEXT QUIZ IN @Class_10_notes in which quiz is going to start in 1 minute.
❤1
Forwarded from Class 10 Science Mcq (acadpills.com)
[PYQ 2021-22] Identify the type of reactions occurring in step 1 and step 2. Step 1: Limestone --(Heat)--> X + CO₂. Step 2: X + H₂O --> Slaked lime.
Anonymous Quiz
30%
Step 1: Exothermic, Step 2: Endothermic
27%
Step 1: Endothermic, Step 2: Endothermic
35%
Step 1: Endothermic, Step 2: Exothermic
8%
Step 1: Exothermic, Step 2: Exothermic
❤1
Target 95+ Chemical Reactions and Equations.pdf
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Target 95+ Chapter 1 Chemical Reactions and Equations
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📢 Today's Quiz Topic
How do Organisms Reproduce?
⏰ The quiz will start in 10 seconds! Get ready! 🧠
How do Organisms Reproduce?
⏰ The quiz will start in 10 seconds! Get ready! 🧠
Which of the following is a secondary sexual characteristic observed in boys but NOT in girls during puberty?
Anonymous Quiz
9%
Growth of hair in armpits and genital area.
11%
Skin becomes oily and might develop pimples.
75%
Deepening of voice and growth of facial hair.
5%
Increase in height and weight.
❤5
The process of DNA copying is essential for reproduction. What is the primary significance of the variations that arise during this process?
Anonymous Quiz
4%
They always lead to the death of the individual.
62%
They are the basis for evolution and species survival.
29%
They ensure the offspring is an exact clone of the parent.
6%
They prevent the organism from reproducing further.
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Plasmodium, the malarial parasite, divides into many daughter cells simultaneously within a cyst. This mode of asexual reproduction is called:
Anonymous Quiz
15%
Binary fission
11%
Budding
67%
Multiple fission
6%
Fragmentation
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A student observes that a potato tuber kept in a basket has started to grow small green shoots from its 'eyes'. This is an example of:
Anonymous Quiz
13%
Spore formation
32%
Budding
8%
Sexual reproduction
47%
Vegetative propagation
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Which of the following is a major advantage of sexual reproduction over asexual reproduction?
Anonymous Quiz
13%
It is a faster method of reproduction.
23%
It produces genetically identical offspring.
61%
It leads to greater genetic variation in the population.
4%
It requires only one parent.
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Why are the testes located outside the abdominal cavity in the scrotum in human males?
Anonymous Quiz
7%
To protect them from physical injury.
5%
Because there is not enough space in the abdominal cavity.
83%
To maintain a temperature lower than the normal body temperature for sperm formation.
4%
To facilitate the easy transfer of sperm.
❤2
In which of the following organisms does reproduction occur through binary fission where the plane of division is not fixed?
Anonymous Quiz
18%
Leishmania
10%
Paramecium
62%
Amoeba
9%
Plasmodium
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Which hormone is primarily responsible for the development of secondary sexual characteristics in human males?
Anonymous Quiz
6%
Estrogen
10%
Progesterone
78%
Testosterone
5%
Adrenaline
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