bhargav

arvind kumar

Asked: July 6, 2021In: Class 10 Science

” Energy Flow in food chains is always unidirectional.” justify this statement. Explain how the pesticides enter a food chain and subsequently get into our body.

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board.

arvind kumar

Asked: July 6, 2021In: Class 10 Science

Describe any three methods of tracing evolutionary relationship among arganisms.

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board.

arvind kumar

Asked: July 6, 2021In: Class 10 Science

List Three advantages of vegetative propagation.

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board.

arvind kumar

Asked: July 6, 2021In: Class 10 Science

What is placenta? Explain its function in humans.

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board.

arvind kumar

Asked: July 6, 2021In: Class 10 Science

Four elements P,Q,R and S belong to the third period of the Modern Periodic Table and have respectively 1, 3, 5 and 7 electrons in their outermost shells. Write the electronic configurations of Q and R and determine their valencies. Write the molecular formula of the compound formed when P and S combine.

CBSC Session 2022-23. Sample Papers of Class 10th, Science. NCERT Important Questions of Class 10th Science. NCERT Science Solutions of Class 10th. NCERT book extra Questions. CBSC Board and other State board.

bhargav

” Energy Flow in food chains is always unidirectional.” justify this statement. Explain how the pesticides enter a food chain and subsequently get into our body.

Describe any three methods of tracing evolutionary relationship among arganisms.

List Three advantages of vegetative propagation.

What is placenta? Explain its function in humans.

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