Edzy
AI TutorResourcesToolsCompareBuy
SearchDownload AppLogin
Edzy

Edzy for Classes 6-12

Edzy is a personal AI tutor for CBSE and State Board students, with curriculum-aligned guidance, practice, revision, and study plans that adapt to each learner.

  • Email: always@edzy.ai
  • Phone: +91 96256 68472
  • WhatsApp: +91 96256 68472
  • Address: Sector 63, Gurgaon, Haryana

Follow Edzy

Browse by Class

  • CBSE Class 6
  • CBSE Class 7
  • CBSE Class 8
  • CBSE Class 9
  • CBSE Class 10
  • CBSE Class 11
  • CBSE Class 12
Explore the CBSE resource hub

Explore Edzy

  • Study Resources
  • Free Study Tools
  • Best Apps for Board Exams
  • Edzy vs ChatGPT
  • About Us
  • Why We Built Edzy
  • Blog
  • CBSE AI Tutor

Support & Legal

  • Help & FAQs
  • Accessibility
  • Privacy Policy
  • Terms & Conditions
  • Refund Policy
  • Cookie Policy
  • Site Directory

© 2026 Edzy. All rights reserved.

Curriculum-aligned learning paths for students in Classes 6-12.

PH
Question Practice

What essential condition did Jan Ingenhousz establish for photosynthesis?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 11
Biology
Biology
Photosynthesis in Higher Plants
Question Bank

What essential condition did J...

Single Answer MCQ
Q-00056028

What essential condition did Jan Ingenhousz establish for photosynthesis?

1

Plants require darkness to photosynthesize

2

Plants only release oxygen at night

3

Photosynthesis occurs only in green parts of plants

4

All parts of the plant can conduct photosynthesis

Previous QuestionNext Question

Video Explanation

Answer

Solution:

Watch Video Solution

Login to get access

Keep Practising

Students who asked this also explored

Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1.

Which component did Joseph Priestley identify as essential for sustaining life in his experiments?

Single Answer MCQ
View explanation
Q2.

In Ingenhousz's experiment, what did light cause the aquatic plant to release?

Single Answer MCQ
View explanation
Q3.

What was the primary conclusion from T.W. Engelmann’s experiments using a prism?

Single Answer MCQ
View explanation
Q4.

What is the primary product of photosynthesis?

Single Answer MCQ
View explanation