Help Contact For teachers and institutes

Mock Tests Classes

StemPy Lab

Learn. Solve. Code the solutions. Test yourself.

Live examsFree mock exams, timed and rankedEveryone starts together, and your score and rank come the moment it ends.See the exams →

Learn

Physics
Chemistry
Mathematics
Biology
Python Programming
Statistics & Data Science
Classes
Groups

Practice

Problems
Quizzes
Mock Tests
Prepare for an Exam
Question Sets
Exams
Certificates
Python Labs
AI Practice Generator
Student-Created Tests

Community

Discussions
Resources
Notes
Blog

Account

Log in

© 2026 senLearn. All rights reserved.Help About Contact Privacy Policy Terms of Use Refund Policy

Grass, a grasshopper, a frog, a snake and then an… | StemPy Lab

Quizzes
Grass, a grasshopper, a frog, a snake and then an eagle: a chain this long is rare in nature. What is the best reason?

BiologyMediumHigh School (9–10)GeneralEcology and Environment › Pollution and Conservation AP EAPCET BCECE Board Exam CUET UG GUJCET JCECE JKCET KCET KIITEE LPUNEST MHT-CET OJEE SRMJEEE TS EAPCET VITEEE

Created by StemPy Lab

Grass, a grasshopper, a frog, a snake and then an eagle: a chain this long is rare in nature. What is the best reason?

← All Quizzes

← A pesticide sprayed on crops is found in larger amounts in hawks than in the insects of the same area. What explains this?High above the Earth, UV light splits an oxygen molecule into two free atoms. What does each free atom do next? →

More onEcology and Environment › Pollution and Conservation

Discussion (0)

Log in to join the discussion.

Loading…

More questions on this topic

Why is burning plastic in the open a poor way to get rid of it?Medium
Gardeners heap 250 kg of fallen leaves. Months later, two-fifths of that mass is left as dark…Medium
Why should wet and dry waste be kept apart at home?Medium
Which habit reduces the garbage a family makes in the first place?Easy
Each of the 120 students in a hostel adds roughly 275 g to the bins daily. What total, in…Medium

All questions on this topic →

Problems on this topic

A school canteen makes 18 kg of kitchen waste on each of 22 school days in a month…Hard
Put each item into the green bin (wet waste) or the blue bin (dry waste): onion peels, a milk…Easy
A railway once planned to serve all tea in kulhads instead of plastic cups…Medium
A family of 5 throws away about 380 g of garbage per person each day…Medium

All problems on this topic →